2026 Peterbilt 579

$177,999

NewClass 8Sleeper Truck

Grove City, OH

Year

2026

Engine

PACCAR MX-13

Horsepower

455 HP

Transmission

Automatic

Axle Config

6x4

Fuel

Diesel

Specifications

Engine

Make: PACCAR
Model: MX-13
HP: 455
Displacement: 12.9L
Fuel: Diesel

Drivetrain

Transmission: Automatic

Dealer

Ohio Peterbilt

Grove City, OH

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2026 Peterbilt 579

$177,999

NewClass 8Sleeper Truck

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Chassis

Wheelbase: 244"
GVWR: 33,001 lbs
Front Axle: 12,500 lbs
Rear Axle: 40,000 lbs
Suspension: Airleaf

Sleeper

Type: Ultra High

Details

Body Type: Truck-Tractor

VIN

1XPBDP9X1TD775389

NHTSA Verified

Stock #

ohiopeterbilt-7855249

Dealer

Ohio Peterbilt

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Market Index

2026 Peterbilt 579 MX-13

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Median Price

$178,999

This listing

Near market median

Active listings

Specifications

Engine

Make: PACCAR
Model: MX-13
HP: 455
Displacement: 12.9L
Fuel: Diesel

Drivetrain

Transmission: Automatic
Trans. Model: Automatic
Speeds: 12
Axle Config: 6x4
Rear Ratio: 2.85

Chassis

Wheelbase: 244"
GVWR: 33,001 lbs
Front Axle: 12,500 lbs
Rear Axle: 40,000 lbs
Suspension: Airleaf

Sleeper

Type: Ultra High

Details

Body Type: Truck-Tractor

Finance calculator

2026 Peterbilt 579

Est. monthly

$3,374.98

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$17,800

Owner-ops: 10–20% typical

APR (9.50%)

Prime 7–9% · Median 9–12% · Subprime 14%+

Trade-in value

Deducted from financed amount

Condition

Drives Federal Excise Tax (FET)

Federal Excise Tax (FET)

FET applies$0

Skip if straight truck under 33k GVWR or trailer under 26k GVWR.

Off — used vehicles are exempt

Sales tax (0.00%)

Often 0% for interstate commercial use

Doc fee

Some states cap (CA $85, NY $75)

Title + registration

State title + lien fee

Balloon payment at end

Lowers monthly; paid as lump at term

Apply Section 179 first-year deduction

Heavy trucks (GVWR > 14,000 lbs) qualify for full deduction up to $1,220,000 in 2026. Assumes purchase in service this tax year. Consult a CPA.

Amount financed

$160,699

Total interest

$41,800

Total cost

$220,299

Effective / month

$3,374.98

Estimate only. Actual financing depends on credit, dealer program, and lender terms. Heavy-truck APRs typically range 7–18% depending on credit tier, vehicle age, and LTV. Interstate commercial-use purchases are often exempt from state sales tax. TruckRadar is not a lender. Consult a commercial-vehicle lender for binding quotes.